Monopile Sequence Sketch
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7/25/2019 Monopile Sequence Sketch
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TOP+17.0mTOP +17.0m 1 0 18
9 17
8 16 TOP+14.0m
7 15
6 14
5 13
4 123 11
TOP+9.0m 2 10
1 9
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7 JACK-UPPLATFORM
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5 extragap
4 airgap
3 wave height
2
0.20m (LAT) 1
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MAX -20m -20
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-34 BOULDERS
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+2.20m (HAT)
MARINE SEDIMENT
(SPT N = 0)
GLACIAL TILL
(SPT N = 20 to100)
BEDROCK
(UCS < 150MPa)
VBITRATECASINGUNTILLREFUSAL
DRILLOVERBURDEN
37m
belowbottomofjack-up
RE-DRIVEINTOBEDROCK
DRILLSOCKET
VBITRATETEMPORARYCASINGINTOSEDIMENT
DRILLBOTTOMPERMANENTCASING
DRILLOVERBURDEN
DRILLOUTBOTTOMPERMANENTCASING
DRILLOUTSOCKET
INSTALLATIONOFMONOPILE
LOWERMONOPILEINTOPERMANETCASING
CONCRETINGSOCKET/ANNULUS
PRE-DRILLING
GLACIAL TILL